(19)

(11)

EP 3 853 020 A1

(12)

(43) Date of publication: 28.07.2021 Bulletin 2021/30 (21) Application number: 19863798.5 (22) Date of filing: 18.09.2019

(51) International Patent Classification (IPC):  B32B 19/04(2006.01) B32B 25/10(2006.01) B32B 19/06(2006.01) B32B 27/12(2006.01) (86) International application number: PCT/US2019/051633 (87) International publication number: WO 2020/061137 (26.03.2020 Gazette 2020/13)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 19.09.2018 US 201862733126 P (71) Applicant: Owens-Corning Intellectual Capital, LLC Toledo, OH 43659 (US)	(72) Inventors: SCHWEIGER, Scott W. Newark, Ohio 43055 (US) STONEBURG, Christopher A. Columbus, Ohio 43230 (US) (74) Representative: Lawrie IP Limited  310 St. Vincent Street Glasgow G2 5RG Glasgow G2 5RG (GB)